<?php

$userId = 0;
try{
    mysql_query("set @Message");	//mysql中变量不用事前申明，使用的时候直接用“@变量名”使用就可以
    mysql_query("set @Id");
    mysql_query("call P__Test_Login(@Message, @Id, '{$userId}', '{$pwd}')", $conn) or die("Query failed:".mysql_error());
    $result_mess = mysql_query("select @Message");
    $result_uid = mysql_query("select @Id");
    $row_mess = mysql_fetch_row($result_mess);
    $row_uid = mysql_fetch_row($result_uid);
    $Proc_Error = $row_mess[0];
    $uId = $row_uid[0];
}
catch( Exception $e )
{
   echo $e;
}
echo 'proc return message:'$Proc_Error.'<br/>'; //输出来自存储过程中输出的变量
echo 'User id:'.$uId; //获取用户id

?>